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Finding the Fourth Proportional to 7,750.63, 10,696.11 and 4,393.32

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Solution

The fourth proportional to 7,750.63, 10,696.11 and 4,393.32 is: 6,062.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.63 : 10,696.11 = 4,393.32 : x
  2. Step 2: Convert to fraction form
    7,750.63/10,696.11 = 4,393.32/x
  3. Step 3: Cross multiply
    7,750.63x = 10,696.11 × 4,393.32
  4. Step 4: Simplify right side
    7,750.63x = 46,991,433.99
  5. Step 5: Solve for x
    x = 46,991,433.99/7,750.63
  6. Step 6: Final answer
    x = 6,062.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.